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Round|Lab Grown|IGI

1.77ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG770643926

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770643926

Diamond specifications and retailer prices

From $295 SGD
$231 USD
As of October 29, 2026
Save $1,635 SGD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,930 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.77ct lab-grown round diamond

This 1.77ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770643926 or 770643926. Listed at 23 retailers as of October 28, 2026, with prices from $295 to $1,930, a $1,635 spread on the same certified stone. Brilliant Earth lists it at $1,930. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770643926
Dimensions7.78 × 7.83 × 4.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm7.83 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770643926
Side View
Table 62.0%Crown 33.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,930 SGD|Low: $295 SGD|High: $2,173 SGD|Avg: $865 SGD|-11.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 13$295 SGD
Retailer 7$343 SGD
Retailer 6$367 SGD
Retailer 2$573 SGD
Retailer 15$613 SGD
Retailer 19$621 SGD
Retailer 4$629 SGD
Retailer 12$689 SGD
Retailer 14$702 SGD
Retailer 16$771 SGD
Retailer 9$892 SGD
Retailer 11$961 SGD
Retailer 3$1,170 SGD
Retailer 5$1,177 SGD
Retailer 8$1,245 SGD
Retailer 18$1,491 SGD
Retailer 10$1,544 SGD
Retailer 17$1,615 SGD
Brilliant Earth$1,930 SGD

44 data points across 19 retailers

23 retailers$295 SGD to $1,930 SGD

A
Cheapest Retailer
-
$295 SGD
$231 USD
A
Retailer 2
-
$343 SGD
$268 USD
View
A
Retailer 3
-
$367 SGD
$287 USD
View
A
Retailer 4
-
$384 SGD
$300 USD
View
A
Retailer 5
-
$573 SGD
£353 GBP
View
A
Retailer 6
-
$613 SGD
€457 EUR
View
B+
Retailer 7
-
$621 SGD
$486 USD
View
A
Retailer 8
-
$629 SGD
ZAR 7,954 ZAR
View
A
Retailer 9
-
$689 SGD
£424 GBP
View
A
Retailer 10
-
$702 SGD
$549 USD
View
A
Retailer 11
-
$771 SGD
$603 USD
View
B+
Retailer 12
-
$892 SGD
A$1,074 AUD
View
B+
Retailer 13
-
$961 SGD
$752 USD
View
Retailer 14
-
$1,124 SGD
$879 USD
View
Price last confirmed 44 days ago
B+
Retailer 15
-
$1,170 SGD
$915 USD
View
B+
Retailer 16
-
$1,177 SGD
$921 USD
View
B+
Retailer 17
-
$1,245 SGD
$974 USD
View
Retailer 18
-
$1,258 SGD
$984 USD
View
Price last confirmed 95 days ago
B+
Retailer 19
-
$1,319 SGD
$1,032 USD
View
B
Retailer 20
-
$1,491 SGD
$1,166 USD
View
Retailer 21
-
$1,544 SGD
£951 GBP
View
Price last confirmed 9 days ago
B
Retailer 22
-
$1,615 SGD
$1,263 USD
View
Most Expensive
B
Brilliant Earth
18082110A · Oct 28
$1,930 SGD
$1,510 USD
View
22 more retailers have this diamond
Prices start from $295 SGDSave up to $1,635 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.77ct Round
$295 SGD